Document py09LeVq9KxgOOGx0X9YRk5d
No. 102.
Date 5/15/45
M7 TECHNICAL SERVICE LETTER Pa9ei
Federal Specifications for White Lead Paints and Mixed Pigment Paints.
NLI
Formerly, there were separate Federal
Specifications for straight white lead paint and
several mixed pigment paints. These have been
combined into one speciflcationj-Federal
Specification for Paint; Oil, Exterior, Ready-
Mixed, Light Tints and White - TT-P-40,
Amendment 2, Feb. 2, 19^5 which covers' the
following paints;
Type I
- Mixed Pigment Base
Class A - White, general-purpose
Class B - White, special fume-proof
Class C - Tint-base
Type II
- White Lead Base (White and Tinted)
Dutch Boy Pure White Lead Paint - Outside
White, meets the requirements for the Type II paint.
The requirements for composition and
properties are ^iven in the table.
# This specification supersedes Federal Specifica tions TT-P-36a, TT-P-lOla, TT-P-156e, and also . Emergency Alternates E-TT-P-l6a, E-TT-P-lOla and
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PM > H= o fM (3 Q o 00000000--NLI-000020080
TECHNICAL SERVICE LETTER
.No. 102
Date 5A5A5
Pa9e 3
The general requirements for these paints are as usual: the paint must be '.veil ground, free from setting or caking in the container, free from tendency to thicken in storage, and capable of being easily broken up with a paddle to uniform paint of good brushing consistency* The paint must have good flowing and brushing properties, and must dry to uniform, smooth, level appearance without streaking, running, or sagging. The dry film must have a low ell gloss appearance.
A white lead paint equivalent to Type II may be made according to the follow ing formula:
100 lbs. Dutch Boy Soft Paste White Lead 3-1/4 gals.Dutch Boy Linseed Replacement Oil This formula yields about 6-1/2 gallons.
NLIt 0000-NLI-000020081
Technical Service Division NATIONAL LEAD COMPANY Research Laboratories, New York